20962696

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{467}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 40884480

約数和(自身を除く): 19921784

約数列:

[1, 2, 4, 8, 31, 62, 124, 181, 248, 362, 467, 724, 934, 1448, 1868, 3736, 5611, 11222, 14477, 22444, 28954, 44888, 57908, 84527, 115816, 169054, 338108, 676216, 2620337, 5240674, 10481348, 20962696]

約数ペア:

[(1, 20962696), (2, 10481348), (4, 5240674), (8, 2620337), (31, 676216), (62, 338108), (124, 169054), (181, 115816), (248, 84527), (362, 57908), (467, 44888), (724, 28954), (934, 22444), (1448, 14477), (1868, 11222), (3736, 5611)]